pub unsafe extern "C" fn tsk_individual_table_takeset_columns(
    self_: *mut tsk_individual_table_t,
    num_rows: tsk_size_t,
    flags: *mut tsk_flags_t,
    location: *mut f64,
    location_offset: *mut tsk_size_t,
    parents: *mut tsk_id_t,
    parents_offset: *mut tsk_size_t,
    metadata: *mut c_char,
    metadata_offset: *mut tsk_size_t
) -> c_int